FAA airworthiness directive requires 787 battery system modification

US FAA has ordered a “modification of the battery system” of the Boeing 787, which the agency grounded Wednesday by an emergency directive.

US FAA has ordered a “modification of the battery system” of the Boeing 787, which the agency grounded Wednesday by an emergency directive.
In a new airworthiness directive (AD), FAA said it has “evaluated all the relevant information and determined the unsafe condition [apparent on the Japan Airlines and All Nippon Airways 787s] is likely to exist or develop in other products of the same type design.” It cited the “potential for fire in the [787] electrical ...